Clean, wash and chop the spring onions. Clean, wash and slice the tomatoes. Drain the corn on a sieve. Halve the pizza dough and roll out to a circle of (approx. 18-20 cm).
Season the strained tomatoes with salt and oregano and spread on the pizza. Cover with tomato slices, spring onions, corn and halved slices of smoked pork. Sprinkle cheese on top. Bake in the preheated oven (electric cooker: 200 °C/ gas: level 3) for about 20 minutes.